Home / 26,412.75-39,619.35-6,691.32

Finding the Fourth Proportional to 26,412.75, 39,619.35 and 6,691.32

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Solution

The fourth proportional to 26,412.75, 39,619.35 and 6,691.32 is: 10,037.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,412.75 : 39,619.35 = 6,691.32 : x
  2. Step 2: Convert to fraction form
    26,412.75/39,619.35 = 6,691.32/x
  3. Step 3: Cross multiply
    26,412.75x = 39,619.35 × 6,691.32
  4. Step 4: Simplify right side
    26,412.75x = 265,105,749.04
  5. Step 5: Solve for x
    x = 265,105,749.04/26,412.75
  6. Step 6: Final answer
    x = 10,037.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.